%0 Journal Article %T Structural Changes within the 16th-century Portuguese Military Orders %A Fernanda Olival %J E-Journal of Portuguese History %D 2004 %I The University of Porto, Brown University %X How and why the Portuguese Military Orders changed in the 16th century is the central topic of this paper. Three great 16th-century structural changes are analyzed: the process of the perpetual transfer of tutelage of the Orders to the Portuguese Crown; the introduction of individual service as a means of servants gaining access to the Military Orders; and the adoption of statutes dealing with purity of blood and occupation. %K Portuguese Military Orders %K Castilian Military Orders %K purity of blood %K papacy %K Portuguese nobility %K ennoblement %K Jews %K crusade %K North Africa %K Portuguese Early Modern State %U http://www.brown.edu/Departments/Portuguese_Brazilian_Studies/ejph/html/issue4/html/olival_main.html